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<?php |
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declare(strict_types=1); |
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namespace Level23\Druid\Tasks; |
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use InvalidArgumentException; |
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use Level23\Druid\DruidClient; |
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use Level23\Druid\Context\TaskContext; |
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use Level23\Druid\Concerns\HasInterval; |
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use Level23\Druid\Concerns\HasTuningConfig; |
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use Level23\Druid\Interval\IntervalInterface; |
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use Level23\Druid\Concerns\HasSegmentGranularity; |
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class CompactTaskBuilder extends TaskBuilder |
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{ |
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use HasInterval, HasSegmentGranularity, HasTuningConfig; |
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protected string $dataSource; |
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protected ?int $targetCompactionSizeBytes = null; |
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/** |
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* CompactTaskBuilder constructor. |
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* |
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* A compaction task internally generates an index task spec for performing compaction work with some fixed |
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* parameters. For example, its input source is always DruidInputSource, and dimensionsSpec and metricsSpec |
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* include all dimensions and metrics of the input segments by default. |
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* |
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* Compaction tasks will exit with a failure status code, without doing anything, if the interval you specify has |
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* no data segments loaded in it (or if the interval you specify is empty). |
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* |
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* @param \Level23\Druid\DruidClient $druidClient |
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* @param string $dataSource |
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*/ |
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public function __construct(DruidClient $druidClient, string $dataSource) |
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{ |
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$this->client = $druidClient; |
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$this->dataSource = $dataSource; |
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} |
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/** |
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* @param \Level23\Druid\Context\TaskContext|array<string,string|int|bool> $context |
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* |
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* @return \Level23\Druid\Tasks\CompactTask |
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* @throws \Level23\Druid\Exceptions\QueryResponseException |
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* @throws \GuzzleHttp\Exception\GuzzleException |
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*/ |
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protected function buildTask(array|TaskContext $context): TaskInterface |
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{ |
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if (is_array($context)) { |
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$context = new TaskContext($context); |
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} |
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$interval = $this->interval; |
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if (!$interval instanceof IntervalInterface) { |
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throw new InvalidArgumentException('You have to specify an interval!'); |
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} |
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// First, validate the given from and to. Make sure that these |
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// match the beginning and end of an interval. |
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$properties = $context->toArray(); |
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if (empty($properties['skipIntervalValidation'])) { |
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$this->validateInterval($this->dataSource, $interval); |
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} |
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// @todo: add support for building metricSpec and DimensionSpec. |
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return new CompactTask( |
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$this->dataSource, |
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$interval, |
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$this->segmentGranularity, |
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$this->tuningConfig, |
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$context, |
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$this->targetCompactionSizeBytes, |
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$this->taskId |
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); |
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} |
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/** |
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* @param int $bytes |
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* |
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* @return $this |
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*/ |
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public function targetCompactionSize(int $bytes): CompactTaskBuilder |
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{ |
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$this->targetCompactionSizeBytes = $bytes; |
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return $this; |
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} |
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} |
level23 /
druid-client
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